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Home › Buick › 2017 › Envision Base › Repair and Diagnosis › Accessories & Equipment › Entertainment Systems › Cellular System, Entertainment System, And Navigation System › Diagnostic Information and Procedures › DTC B12A6: Info Display Module Internal Malfunction › Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify DTC B12A6 39 is not set.
    • If DTC B12A6 39 is set 

      Replace the P17 Info Display Module.

    • If DTC B12A6 39 is not set 
  3. All OK.
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